Samsung SmartTag2 Review: Up to 700 Days of Battery Life

I forgot this thing existed for the better part of a year, which is exactly the point. No battery anxiety, no "did I charge the tracker" ritual before a trip, just a tag that's been quietly doing its job since I clipped it into a bag last year.

The Samsung SmartTag2 is the pick on our luggage trackers roundup for Galaxy owners, and the battery life alone makes a solid case for it over the competition — Samsung claims up to 700 days in power-saving mode.

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Quick note on prices: everything below is in USD unless I've flagged otherwise — most of these picks are US-sourced, even though I'm reviewing them from Australia.

Samsung SmartTag2 at a glance

Spec Detail
Price ~$27 to $30 single — Check price on Amazon →
Network Samsung SmartThings Find
Battery CR2032, replaceable, up to 700 days
Precision finding UWB "AR Finder" on compatible Galaxy phones
Attachment Built-in keyring hole, no accessory needed

Why the battery life is the actual headline

Most trackers on this list run about a year on a coin cell. SmartTag2 nearly doubles that in power-saving mode, which sounds like a minor spec bump until you realize it means roughly one battery swap every two trips-worth-of-years instead of an annual reminder. It also ships with a built-in keyring hole, so there's no separate accessory purchase the way there is with an AirTag or Tile Pro.

The UWB-powered AR Finder is a genuinely nice touch on compatible Galaxy phones — it overlays a directional arrow on your camera view as you close in on the tag, rather than just a signal-strength bar.

Pro tip: if you're not on a UWB-compatible Galaxy phone, you lose the AR Finder but keep everything else — check your model before assuming you'll get the full experience.

What we like

  • Longest battery life of anything on this list, up to 700 days versus the roughly 365 most competitors offer.
  • Built-in keyring hole, no extra accessory purchase required out of the box.
  • UWB AR Finder is a genuinely more intuitive way to close the last few feet than a signal-strength bar.
  • Holds up well in Samsung-heavy regions like South Korea and parts of Europe.

What could be better

  • Only trackable through a Samsung Galaxy phone, a hard requirement, not a minor inconvenience — this doesn't work as a cross-platform option.
  • Network is thinner outside Samsung strongholds, unlike Apple's near-universal iPhone density. In the US specifically, expect slower pings than an AirTag would give an iPhone owner.
  • No airline location-sharing feature comparable to Apple's Share Item Location.

Who it's for

Galaxy phone owners who want the lowest-maintenance tracker on this list and don't need a cross-platform or iPhone-compatible option. If you travel with non-Samsung companions often, the Tile Pro is the more universally trackable pick.

Samsung SmartTag2 — the one you'll forget needs a battery. Up to 700 days, built-in keyring hole, UWB AR Finder. ~$27 to $30. Check price on Amazon

Frequently asked questions

Do I need a specific Galaxy model for this to work?
Any phone running Android 11 or later with the SmartThings app can track a SmartTag2. The UWB "AR Finder" precision feature specifically needs a UWB-equipped Galaxy model.

Can an iPhone user track a SmartTag2 if I lend them one?
No, it requires the Samsung SmartThings app and a compatible Android phone. It's not cross-platform with iOS the way Tile is.

Is 700 days of battery life realistic, or a best-case marketing number?
That figure is for power-saving mode with reduced ping frequency. Standard mode will drain faster, but still comfortably outlasts most competitors' roughly one-year battery life.

Does TSA allow this in checked luggage?
Yes, tracking devices are explicitly permitted in both carry-on and checked bags.


See how it stacks up against the other 5 picks in our full luggage trackers comparison for solo travelers.

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